Portion of an electronic mouse



FIG. 1 is a front-left perspective view of a portion of an electronicmouse showing my new design;

FIG. 2 is a rear-left perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof; and,

FIG. 7 is a top view thereof.

The difference in shading indicates a contrast of appearance and doesnot depict any particular color, texture, or material. The broken lineshowings of portions of the electronic mouse, including the wheel well,side bumps and lower body region, are made for illustrative purposesonly, and form no part of the claimed design.

The ornamental design for a portion of an electronic mouse, as shown anddescribed.